There is need, however, to systematically integrate this weed management tactics into the production practice of smallholder farmers to tackle problems caused by weeds in a sustainable manner within the context of integrated weed management. The introduction of the integrated weed management (iwm) in zimbabwe's small holder sector seemed to be the answer to the weed management problem in the sector. The control of weed, pest and disease complexes in cowpea (vigna unguiculata (l) walp) by the application of pesticides singly and in combination.
Huge list of dissertation topics,research and thesis papers. Iv abstract alectra vogelii (benth) is a parasitic weed which causes significant yield reduction in cowpea (vigna unguiculata walp) in tanzaniathe objective of this study was to (i) identify the type of gene action controlling the trait for resistance to alectra vogelii in cowpeas and its heritability (ii) determine the effect of alectra vogelii infestation. Please use this identifier to cite or link to this item: . Integrated weed management for vegetables nilda roma burgos professor, weed science crop, soil & environmental sciences university of arkansas, fayetteville weed management iron clay cowpea preplant activities • no-tillage, minimum tillage options • crop-dependent • need to be done in conjunction with herbicides, or.
Studies on integrated weed management in sorghum ramakrishna, a and ong, c k and reddy, s l n (1991) studies on integrated weed management in sorghum tropical pest management, 37 (2) pp 159-161. The effect of integrated weed management strategies on weed populations and biomass, pasture productivity, economic returns, i represent that my thesis or dissertation and abstract are my original work proper attribution has been economic costs and returns associated with integrated weed control strategies. The objectives were to assess the effect of pre-emergence s-metolachlor and pendimethalin on weeds, and growth, yield components and yield of cowpea and to investigate the possibilities of supplementing low doses of herbicides with hand weeding for effective and cost effective weed management. Integrated weed management in kharif maize at farmers field in central punjab the above facts the present investigation was planned to study the effect of intercropping of cowpea on weed management in kharif maize documents similar to 13 ijasr - integrated weed management in kharif maize presentacin lrs generalities oct2010-final copia.
1 a limited dependent variable analysis of integrated pest management adoption in uganda (abstract) in uganda overall crop loss due to pests exceeds that caused by drought, soil infertility. A growing awareness of environmental issues in canada has had a major influence on government policies an initiative was launched by the government of ontario to promote research toward the development of an integrated weed management (iwm) system. List of thesis titles & abstracts of pg students msc, (horticulture) si cowpea ( vigna unguiculata l)” 2011 40 sunil kumar m dr k chandra-sekhar reddy integrated weed management in tomato( lycopersicon esculentum l) 2011 41 ambotu venkatram dr a bhagwan studies on modified atmospheric. Integrated weed management in kharif maize at farmers field in central punjab 99 density of weeds weed suppressing effects in intercropping combinations were higher as compared to other treatments.
In proc int workshop on integrated pest control in grain legumes goiania, brazil (edited by matteson, p c) cicp , california jackai , l e n ( 1991 ) laboratory and screen house assays for evaluating cowpea resistance to the legume pod borer. Thesis submitted to the faculty of the integrated pest management practices emphasize minimal use of pesticides in controlling pests, and their adoption by farmers can reduce the use of table 422: comparison of pest occurrence and control efforts among sorghum, cowpea. Evaluation of cowpea (vigna unguiculata l) fodder as inter-crop for weed management in maize (zea mays l) thesis (pdf available). However, an integrated practices that involved pre-emergence weed control using herbicides or physical weeding, and a supplementary weed removal that would ensure weed control up to 40 days after cowpea emergence could substantially prevent yield losses associated with weed interference. Krishikosh (कृषिकोष) an institutional repository of indian national agricultural research system advanced search: krishikosh junagadh agricultural university, junagadh.
دانشگاه صنعتی شاهرود ششمین دانشگاه صنعتی ایران که در شهرستان شاهرود در استان سمنان واقع شده است. The 2-3 leaf stage or the 4-5 leaf/1-tiller stage of annual ryegrass that was planted at the same time as corn for all parameters evaluated grain corn yield ranged from 145 to 150 t ha-1 when annual ryegrass was treated with nicosulfuron at 08 and 25 g ai ha-1 while the weed-free control had yield of 155 t ha-1. Identified (6) cowpea varieties resistant to bmsbs and the cowpea curculio 5 varieties for cover crop and weed suppression which will be included in the usda-nrcs national soil health initiative 4 varieties for direct human consumption, livestock feed and forage. Integrated weed management (iwm) offers an alternative to a system that relies solely on herbicides and therefore iwm systems are less likely to select for herbicide resistance (blackshaw et al 2008.
Comparison of the allelopathic potential of leguminous summer cover crops: cowpea, sunn hemp, and velvetbean (2000) cowpea cover crop mulch for weed control in desert pepper production integrated weed management for cassava intercropped with maize. Integrated weed management is better option and cowpea farmer can replace 20-25 das (1 hw + 1 ic) cultural practices with suitable herbicide to get same yield keywords. Participatory development of weed management technologies in benin phd thesis, wageningen university, wageningen, the netherlands, 187 ppwith english, french and dutch cowpea yield and in reducing striga hermonthica and s gesnerioides indigenous knowledge, integrated crop and soil management, participatory learning, co-research.
Plant residues and newspaper mulch effects on weed emergence and collard performance thesis goals of crop diversity, integrated pest management and attaining a high land equivalent ratio land equivalent ratio is a concept used when comparing the output of a multiple crop. Under weed-free conditions, an increase in maize density from 75 to 9 plants/m2 resulted in maize grain yield increasing from 892 to 940 t/ha however, the addition of cowpea only increased the maize grain yield by about 42%, on average, under these conditions. Potential role of cereal-legume intercropping systems in integrated soil fertility management in smallholder farming systems of sub-saharan afric effect of intercropping and fertility institute of the international centre for systems and weed control on crop-weed competition tropical agriculture nairobi 263pp and grain yield of pigeonpea.